2d arraylist in java

int vertexCount = 3;
ArrayList<ArrayList<Integer>> graph = new ArrayList<>(vertexCount);
//Next, we'll initialize each element of ArrayList with another ArrayList:

for(int i=0; i < vertexCount; i++) {
    graph.add(new ArrayList());
}

Source: grepper.com

Creating a 2d arraylist in java

List<List<String>> listOfLists = new ArrayList<List<String>>(size); 
for(int i=0; i<size; i++) {
	listOfLists.add(new ArrayList<String>());
}

Source: stackoverflow.com

How to create a 2d arraylist java

ArrayList<ArrayList<Object>> a = new ArrayList<ArrayList<Object>>();

-2

Source: grepper.com

Similar codes

-1 vote128 views1 answer
$CATALINA_HOME/RUNNING.txt
Java
0 vote128 views1 answer
Add stringarrays to string list java
Java
0 vote151 views1 answer
Variable cannot be dereferenced java
Java
0 vote179 views1 answer
Selenium drag slider
Java
0 vote147 views1 answer
Clear a list in java
Java
0 vote135 views1 answer
How to pass a float between activities in android studio
Java
9 votes138 views3 answers
Convert int to array in java
Java
0 vote151 views1 answer
Jsonpath xpath java
Java
148 votes329 views10 answers
Grepper
Java